Ian Scott McGregor is an award-winning writer, actor, and filmmaker based in Los Angeles. Acting since age 8, his career spans popular commercials, film, television, and video games.

He is known for his character work in voice and motion-performance for Rockstar Games' record-breaking Grand Theft Auto and Red Dead Redemption video game franchises.

His character Cletus Ewing in Grand Theft Auto V, achieved “legendary, game-changing status” in the GTAV speedrunning community due to a revolutionary glitch known as the "On Mission Zero Skip".

A noted MAD Magazine historian, Ian’s museum-grade collection has been exhibited in cultural institutions like The Norman Rockwell Museum, and the Society of Illustrators in Manhattan.

Ian makes award-winning films with his husband, Will Mayo.